噪声频带 noise band
- 喷注与鼓泡产生的噪声具有频带宽、声压级较高的特征。
The noise from injection and bubbling has the character of wide frequency band and high noise level. - 实时处理实验表明,该系统对降低图像的统计型全频带噪声特别有效。
Experiments show that this system is particularly effective for statistical noise reduction within the complete television image bandwidth. - 增压机噪声具有频带宽、低频声强烈,且总声级又相当高的特性。
Booster compressor noise has the characteristics of wide frequency band, intense low frequency sound and considerably high total sound pressure level.
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